<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<style type="text/css">
			div{
				width: 300px;
				border: solid 1px red;
				word-break: break-all;
			}
			
			#test1 > div{
				
			}
		</style>
	</head>
	<body>
		<!-- ** 开始 -->
	    <div id="test1" class="my_class my_class1">
			<div class="title">
				<span>sfdf</span>
				<div class="box1">
					 
				</div>
			</div>
			<div class="box2">
				<span>sfdf</span>
				<div class="box1">
					
				</div>
			</div> 	
		</div>	
		<!-- ** 结束 -->
		
		<div class="my_class">
			
		</div>
		 
		 <br />
		 <input />
		 	
	</body>
</html>
